RFC 3161 Cryptographic Timestamp Proof

International Registry of Traditional Science — Independent Verification Page
TSA-VERIFIED HASH: MATCH SHA-256 RFC 3161

Record Identity

Registry ID IRTS-2026-000003
Title Quaternary Base-4 Logic Engine and Codon State Management System
Filing Date 20260522

Cryptographic Proof

SHA-256 Content Hash 1b1693a31e5029312d255b690f04cd36f09cec98ca27da3fe6bd10db684034ba
Hash Integrity MATCH — live content hash equals stored proof hash
TSR (RFC 3161 Response) MIISFTADAgEAMIISDAYJKoZIhvcNAQcCoIIR/TCCEfkCAQMxDzANBglghkgBZQMEAgMFADCCAYYGCyqGSIb3DQEJEAEEoIIBdQSCAXEwggFtAgEBBgQqAwQB… Download full proof (JSON) ↗
TSA Authority https://freetsa.org/tsr Submitted: 2026-05-22T10:49:17.747155+00:00

Independent Verification Steps

  1. Retrieve the record via /oai?verb=GetRecord
  2. Compute SHA-256 of the canonical JSON — expected: 1b1693a31e502931…
  3. Download the full JSON proof and extract tsa_response_b64
  4. Verify with OpenSSL: openssl ts -verify -data record.json -in proof.tsr -CAfile cacert.pem

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